Can java object be locked down for exclusive use by a given thread?

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What is the ==?

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Explain tree set and its features?

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How many bits is a boolean?

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Why we used break and continue statement in java?

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java is pure object-oriented programming language?why it is platform independent.

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public class BatchTest { public static void main(String[] args) { Runtime run = Runtime.getRuntime(); try { Process p = run.exec("cmd start /c D:/test.bat"); System.out.println(p.exitValue()); } catch (Exception e) { e.printStackTrace(); } System.out.println("FINISHED"); } }

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Why wait and notify methods are declared in object class?

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Explain java thread life cycle.

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List down the methods and interfaces of collection class in java.

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What is meant by memory leak?

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What are the 6 mandatory procedures for iso 9001?

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